Pilularia .] 
FERNS. 
71 
spores are dispersed, a number of transverse clefts are seen along 
each side of the spike. Sometimes found with more than one spike, 
at other times the leaf-like lobe is deeply cleft at the top. 
[0. lusitanicum, L., which is probably only a variety, has been found in Guernsey. 
It is distinguished by its lanceolate or linear barren lobe, and by its minute 
dimensions (1 — 2.) inches high).] 
Vir. — I t is considered by the country people as valuable to form an ointment 
for wounds, and for this purpose is gathered by basketfuls ; for be it observed 
that in some parts of the country it is almost as abundant as the herbage among 
which it grows. 
Sit. — In meadows and moist pastures in most parts of the kingdom. (See 
Introduction.) 
Hab. — Scot. : Dalmeny Woods, near Edinburgh, Mr. IV. Brand. Orkney, 
Rev. C. Clouston. Balmuto, Miss Boswell. Carlowrie, Mr. Falconer. — Eng. : 
Midclleton-one-row, Durham, Mr. R. Bowman. Round Howe, near Richmond, 
Yorkshire, Mr. J. Ward. West Felton, Salop, Mr. W. Leighton. Warwick- 
shire, Rev. W. Bree. Field behind Heawood Hall, Alderley Cheshire, Mr. II. 
Watson. Near Warrington, Lancashire, Mr. W. Wilson. Near Braunston, 
Leicestershire, Rev. A. Bloxam. Heauor, Derbyshire, and Col wick, Notts, Dr. 
Howitt. Pottery Car, Mr. S. Appleby. Near Bristol, Miss Worsley. Somerset, 
Mr. A. Southby. Norfolk, Miss Bell. At the side of the pond, in Wike Farm, 
Sion Lane, Isleworth ; near the ladder stile, Osterley Park, near Brentford, 
Middlesex; and four miles south of Dorking (abundant), Mr. J. Bevis. Various 
parts of Surrey, Kent, Herts, and Hants, Mr. W. Pamplin. Meadows of Long 
Leet, Wiltshire, Mr. Rowden. Sussex, Mr. II. C. Watson. Near Slateford, near 
Barnstaple, Devon, Mr. J. Nash. — Wales : Near Wrexham, Mr. J. E. Bowman. 
— Ire. : Lawn of the Observatory, Dunsink, Mr. Kelly. Not unfrequent in 
Ireland, Mr. MacJcay. 
Geo. — Throughout Europe, and from New York to Pennsylvania in North 
America. 
PILULARIA. PILLWORT. 
(From pilula, a pill; from the shape of its seed-vessels.) 
A, shoot of Pilularia globidifera magnified, showing the vernation, rhizoma, 
and roots in different states. B, cross section of the root. C, of the capsule, 
D, one quarter of ditto, still further magnified, showing the spores and thecce. F, 
fertile sj)ore. G, point of ditto in germination. II , front view of the end of ditto 
